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7383922 |
Load stopping system
A load stopping system for mechanically stopping a load in a relatively slow and controlled manner using rotational and frictional forces. The system includes a glide rod, a guide collar that moves...
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7258202 |
Creation of temporary safety spaces for elevators
The invention provides an elevator having a car movable along guide rails mounted in a shaft. The elevator comprises an inspection control station mounted on top of the car and accessible via a...
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6966409 |
Backup power device for elevator
Backup power device for an elevator comprises a brake including a brake controller and a manual brake rod, a damping assembly including a roller at one end of a lever, and a wheel having alternate...
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6598709 |
Auxiliary device for displacing a payload receptacle of an elevator
An auxiliary device for displacing a payload receptacle, which stands outside a station, into one of the stations. The auxiliary device includes a temporarily activatable brake release device for...
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6516921 |
Protective means against inertial slip of elevator cab during brake release in an emergency
A manual brake release control structure having a linking member cooperates with an escape and protection mechanism for an elevator to protect an emergently braked elevator cab against inertial...
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6481534 |
Apparatus for maintaining adequate overhead space for car top mechanics in elevator systems
Apparatus for maintaining adequate overhead space for a worker located upon the roof of an elevator car having a drive mechanism that disengages under a given load. A brace is secured to the car...
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6374953 |
Vertical plunger brake control device
Improved apparatus for manually releasing and controlling an elevator hoist brake having a solenoid with a vertically-actuated, flanged plunger operable to drive the brake shoes apart in opposition...
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6273216 |
Emergency release device
An emergency release device for an elevator for persons that includes manually operable drive elements, by which the elevator cage can be moved by way of the elevator drive. The device further...
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6273215 |
Multi vehicle position cantilevered lift
A multiple vehicle position cantilevered lift comprising a stiff support for a cantilevered lift, said support being sized so as to be resistant to twist and torque loads, said support having a...
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6179090 |
Elevator hoist brake release apparatus
Improved means for manually and controllably releasing elevator hoist brakes having brake shoes urgeable into locking position by brake springs, said apparatus comprising a support bar, a first arm...
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6032763 |
Equipment for immobilizing an elevator car
A carriage for supporting an elevator car includes a drive unit, a spaced generally parallel support unit and a pair of lower yokes connecting the units. The carriage is movable along a pair of...
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4333549 |
Car blocking apparatus
An elevator car blocking apparatus is disclosed. A small, portable blocking apparatus is initially strapped to the elevator guide rail. It includes a roller and a retainer on which the car rests...
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2407655 |
Scaffold
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2379553 |
Working platform for elevator hoistways
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2190330 |
Submersible chamber
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1817693 |
Silo elevator
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1443841 |
Elevator brake
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1360653 |
Safety attachment for elevators
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1291815 |
Title is not available
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1145250 |
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1127462 |
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1091292 |
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1071497 |
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1039517 |
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0998357 |
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0838770 |
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0795965 |
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0788349 |
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0777166 |
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0756811 |
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0700458 |
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0699135 |
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0683677 |
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0669093 |
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0620245 |
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0613627 |
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0610211 |
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0605820 |
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0604247 |
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0601536 |
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0601535 |
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0519804 |
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0505289 |
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0467591 |
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0455148 |
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0441778 |
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0352871 |
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0331405 |
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0308010 |
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0297338 |
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